--- /dev/null
+/*++\r
+\r
+Copyright (c) 2004 - 2007, Intel Corporation \r
+All rights reserved. This program and the accompanying materials \r
+are licensed and made available under the terms and conditions of the BSD License \r
+which accompanies this distribution. The full text of the license may be found at \r
+http://opensource.org/licenses/bsd-license.php \r
+ \r
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
+\r
+Module Name:\r
+\r
+ Graphics.c\r
+\r
+Abstract:\r
+\r
+ Support for Basic Graphics operations.\r
+\r
+ BugBug: Currently *.BMP files are supported. This will be replaced\r
+ when Tiano graphics format is supported.\r
+\r
+--*/\r
+\r
+#include "Tiano.h"\r
+#include "EfiDriverLib.h"\r
+#include "GraphicsLib.h"\r
+\r
+EFI_STATUS\r
+GetGraphicsBitMapFromFV (\r
+ IN EFI_GUID *FileNameGuid,\r
+ OUT VOID **Image,\r
+ OUT UINTN *ImageSize\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+\r
+ Return the graphics image file named FileNameGuid into Image and return it's\r
+ size in ImageSize. All Firmware Volumes (FV) in the system are searched for the\r
+ file name.\r
+\r
+Arguments:\r
+\r
+ FileNameGuid - File Name of graphics file in the FV(s).\r
+\r
+ Image - Pointer to pointer to return graphics image. If NULL, a \r
+ buffer will be allocated.\r
+\r
+ ImageSize - Size of the graphics Image in bytes. Zero if no image found.\r
+\r
+\r
+Returns: \r
+\r
+ EFI_SUCCESS - Image and ImageSize are valid. \r
+ EFI_BUFFER_TOO_SMALL - Image not big enough. ImageSize has required size\r
+ EFI_NOT_FOUND - FileNameGuid not found\r
+\r
+--*/\r
+{\r
+ return GetGraphicsBitMapFromFVEx (NULL, FileNameGuid, Image, ImageSize);\r
+}\r
+\r
+EFI_STATUS\r
+GetGraphicsBitMapFromFVEx (\r
+ IN EFI_HANDLE ImageHandle,\r
+ IN EFI_GUID *FileNameGuid,\r
+ OUT VOID **Image,\r
+ OUT UINTN *ImageSize\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+\r
+ Return the graphics image file named FileNameGuid into Image and return it's\r
+ size in ImageSize. All Firmware Volumes (FV) in the system are searched for the\r
+ file name.\r
+\r
+Arguments:\r
+\r
+ ImageHandle - The driver image handle of the caller. The parameter is used to\r
+ optimize the loading of the image file so that the FV from which\r
+ the driver image is loaded will be tried first. \r
+\r
+ FileNameGuid - File Name of graphics file in the FV(s).\r
+\r
+ Image - Pointer to pointer to return graphics image. If NULL, a \r
+ buffer will be allocated.\r
+\r
+ ImageSize - Size of the graphics Image in bytes. Zero if no image found.\r
+\r
+\r
+Returns: \r
+\r
+ EFI_SUCCESS - Image and ImageSize are valid. \r
+ EFI_BUFFER_TOO_SMALL - Image not big enough. ImageSize has required size\r
+ EFI_NOT_FOUND - FileNameGuid not found\r
+\r
+--*/\r
+{\r
+ return GetImageEx (\r
+ ImageHandle,\r
+ &gEfiDefaultBmpLogoGuid,\r
+ EFI_SECTION_RAW,\r
+ Image,\r
+ ImageSize,\r
+ FALSE\r
+ );\r
+}\r
+\r
+\r
+EFI_STATUS\r
+ConvertBmpToGopBlt (\r
+ IN VOID *BmpImage,\r
+ IN UINTN BmpImageSize,\r
+ IN OUT VOID **GopBlt,\r
+ IN OUT UINTN *GopBltSize,\r
+ OUT UINTN *PixelHeight,\r
+ OUT UINTN *PixelWidth\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+\r
+ Convert a *.BMP graphics image to a GOP/UGA blt buffer. If a NULL Blt buffer\r
+ is passed in a GopBlt buffer will be allocated by this routine. If a GopBlt\r
+ buffer is passed in it will be used if it is big enough.\r
+\r
+Arguments:\r
+\r
+ BmpImage - Pointer to BMP file\r
+\r
+ BmpImageSize - Number of bytes in BmpImage\r
+\r
+ GopBlt - Buffer containing GOP version of BmpImage.\r
+\r
+ GopBltSize - Size of GopBlt in bytes.\r
+\r
+ PixelHeight - Height of GopBlt/BmpImage in pixels\r
+\r
+ PixelWidth - Width of GopBlt/BmpImage in pixels\r
+\r
+\r
+Returns: \r
+\r
+ EFI_SUCCESS - GopBlt and GopBltSize are returned. \r
+ EFI_UNSUPPORTED - BmpImage is not a valid *.BMP image\r
+ EFI_BUFFER_TOO_SMALL - The passed in GopBlt buffer is not big enough.\r
+ GopBltSize will contain the required size.\r
+ EFI_OUT_OF_RESOURCES - No enough buffer to allocate\r
+\r
+--*/\r
+{\r
+ UINT8 *Image;\r
+ UINT8 *ImageHeader;\r
+ BMP_IMAGE_HEADER *BmpHeader;\r
+ BMP_COLOR_MAP *BmpColorMap;\r
+ EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer;\r
+ EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Blt;\r
+ UINTN BltBufferSize;\r
+ UINTN Index;\r
+ UINTN Height;\r
+ UINTN Width;\r
+ UINTN ImageIndex;\r
+ BOOLEAN IsAllocated;\r
+\r
+ BmpHeader = (BMP_IMAGE_HEADER *) BmpImage;\r
+ if (BmpHeader->CharB != 'B' || BmpHeader->CharM != 'M') {\r
+ return EFI_UNSUPPORTED;\r
+ }\r
+\r
+ if (BmpHeader->CompressionType != 0) {\r
+ return EFI_UNSUPPORTED;\r
+ }\r
+\r
+ //\r
+ // Calculate Color Map offset in the image.\r
+ //\r
+ Image = BmpImage;\r
+ BmpColorMap = (BMP_COLOR_MAP *) (Image + sizeof (BMP_IMAGE_HEADER));\r
+\r
+ //\r
+ // Calculate graphics image data address in the image\r
+ //\r
+ Image = ((UINT8 *) BmpImage) + BmpHeader->ImageOffset;\r
+ ImageHeader = Image;\r
+\r
+ BltBufferSize = BmpHeader->PixelWidth * BmpHeader->PixelHeight * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL);\r
+ IsAllocated = FALSE;\r
+ if (*GopBlt == NULL) {\r
+ *GopBltSize = BltBufferSize;\r
+ *GopBlt = EfiLibAllocatePool (*GopBltSize);\r
+ IsAllocated = TRUE;\r
+ if (*GopBlt == NULL) {\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+ } else {\r
+ if (*GopBltSize < BltBufferSize) {\r
+ *GopBltSize = BltBufferSize;\r
+ return EFI_BUFFER_TOO_SMALL;\r
+ }\r
+ }\r
+\r
+ *PixelWidth = BmpHeader->PixelWidth;\r
+ *PixelHeight = BmpHeader->PixelHeight;\r
+\r
+ //\r
+ // Convert image from BMP to Blt buffer format\r
+ //\r
+ BltBuffer = *GopBlt;\r
+ for (Height = 0; Height < BmpHeader->PixelHeight; Height++) {\r
+ Blt = &BltBuffer[(BmpHeader->PixelHeight - Height - 1) * BmpHeader->PixelWidth];\r
+ for (Width = 0; Width < BmpHeader->PixelWidth; Width++, Image++, Blt++) {\r
+ switch (BmpHeader->BitPerPixel) {\r
+ case 1:\r
+ //\r
+ // Convert 1bit BMP to 24-bit color\r
+ //\r
+ for (Index = 0; Index < 8 && Width < BmpHeader->PixelWidth; Index++) {\r
+ Blt->Red = BmpColorMap[((*Image) >> (7 - Index)) & 0x1].Red;\r
+ Blt->Green = BmpColorMap[((*Image) >> (7 - Index)) & 0x1].Green;\r
+ Blt->Blue = BmpColorMap[((*Image) >> (7 - Index)) & 0x1].Blue;\r
+ Blt++;\r
+ Width++;\r
+ }\r
+\r
+ Blt --;\r
+ Width --;\r
+ break;\r
+\r
+ case 4:\r
+ //\r
+ // Convert BMP Palette to 24-bit color\r
+ //\r
+ Index = (*Image) >> 4;\r
+ Blt->Red = BmpColorMap[Index].Red;\r
+ Blt->Green = BmpColorMap[Index].Green;\r
+ Blt->Blue = BmpColorMap[Index].Blue;\r
+ if (Width < (BmpHeader->PixelWidth - 1)) {\r
+ Blt++;\r
+ Width++;\r
+ Index = (*Image) & 0x0f;\r
+ Blt->Red = BmpColorMap[Index].Red;\r
+ Blt->Green = BmpColorMap[Index].Green;\r
+ Blt->Blue = BmpColorMap[Index].Blue;\r
+ }\r
+ break;\r
+\r
+ case 8:\r
+ //\r
+ // Convert BMP Palette to 24-bit color\r
+ //\r
+ Blt->Red = BmpColorMap[*Image].Red;\r
+ Blt->Green = BmpColorMap[*Image].Green;\r
+ Blt->Blue = BmpColorMap[*Image].Blue;\r
+ break;\r
+\r
+ case 24:\r
+ Blt->Blue = *Image++;\r
+ Blt->Green = *Image++;\r
+ Blt->Red = *Image;\r
+ break;\r
+\r
+ default:\r
+ if (IsAllocated) {\r
+ gBS->FreePool (*GopBlt);\r
+ *GopBlt = NULL;\r
+ }\r
+ return EFI_UNSUPPORTED;\r
+ break;\r
+ };\r
+\r
+ }\r
+\r
+ ImageIndex = (UINTN) (Image - ImageHeader);\r
+ if ((ImageIndex % 4) != 0) {\r
+ //\r
+ // Bmp Image starts each row on a 32-bit boundary!\r
+ //\r
+ Image = Image + (4 - (ImageIndex % 4));\r
+ }\r
+ }\r
+\r
+ return EFI_SUCCESS;\r
+}\r
+\r
+\r
+EFI_STATUS\r
+LockKeyboards (\r
+ IN CHAR16 *Password\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+ Use Console Control Protocol to lock the Console In Spliter virtual handle. \r
+ This is the ConInHandle and ConIn handle in the EFI system table. All key\r
+ presses will be ignored until the Password is typed in. The only way to\r
+ disable the password is to type it in to a ConIn device.\r
+\r
+Arguments:\r
+ Password - Password used to lock ConIn device\r
+\r
+\r
+Returns: \r
+\r
+ EFI_SUCCESS - ConsoleControl has been flipped to graphics and logo\r
+ displayed.\r
+ EFI_UNSUPPORTED - Logo not found\r
+\r
+--*/\r
+{\r
+ EFI_STATUS Status;\r
+ EFI_CONSOLE_CONTROL_PROTOCOL *ConsoleControl;\r
+\r
+ Status = gBS->LocateProtocol (&gEfiConsoleControlProtocolGuid, NULL, (VOID**)&ConsoleControl);\r
+ if (EFI_ERROR (Status)) {\r
+ return EFI_UNSUPPORTED;\r
+ }\r
+\r
+ Status = ConsoleControl->LockStdIn (ConsoleControl, Password);\r
+ return Status;\r
+}\r
+\r
+EFI_STATUS\r
+EnableQuietBoot (\r
+ IN EFI_GUID *LogoFile\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+\r
+ Use Console Control to turn off UGA based Simple Text Out consoles from going\r
+ to the UGA device. Put up LogoFile on every UGA device that is a console\r
+\r
+Arguments:\r
+\r
+ LogoFile - File name of logo to display on the center of the screen.\r
+\r
+\r
+Returns: \r
+\r
+ EFI_SUCCESS - ConsoleControl has been flipped to graphics and logo\r
+ displayed.\r
+ EFI_UNSUPPORTED - Logo not found\r
+\r
+--*/\r
+{\r
+ return EnableQuietBootEx (LogoFile, NULL);\r
+}\r
+\r
+EFI_STATUS\r
+EnableQuietBootEx (\r
+ IN EFI_GUID *LogoFile,\r
+ IN EFI_HANDLE ImageHandle\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+\r
+ Use Console Control to turn off GOP/UGA based Simple Text Out consoles from going\r
+ to the GOP/UGA device. Put up LogoFile on every GOP/UGA device that is a console\r
+\r
+Arguments:\r
+\r
+ LogoFile - File name of logo to display on the center of the screen.\r
+ ImageHandle - The driver image handle of the caller. The parameter is used to\r
+ optimize the loading of the logo file so that the FV from which\r
+ the driver image is loaded will be tried first.\r
+\r
+\r
+Returns: \r
+\r
+ EFI_SUCCESS - ConsoleControl has been flipped to graphics and logo\r
+ displayed.\r
+ EFI_UNSUPPORTED - Logo not found\r
+\r
+--*/\r
+{\r
+ EFI_STATUS Status;\r
+ EFI_CONSOLE_CONTROL_PROTOCOL *ConsoleControl;\r
+ EFI_OEM_BADGING_PROTOCOL *Badging;\r
+ UINT32 SizeOfX;\r
+ UINT32 SizeOfY;\r
+ INTN DestX;\r
+ INTN DestY;\r
+ UINT8 *ImageData;\r
+ UINTN ImageSize;\r
+ UINTN BltSize;\r
+ UINT32 Instance;\r
+ EFI_BADGING_FORMAT Format;\r
+ EFI_BADGING_DISPLAY_ATTRIBUTE Attribute;\r
+ UINTN CoordinateX;\r
+ UINTN CoordinateY;\r
+ UINTN Height;\r
+ UINTN Width;\r
+ EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Blt;\r
+ EFI_UGA_DRAW_PROTOCOL *UgaDraw;\r
+ UINT32 ColorDepth;\r
+ UINT32 RefreshRate;\r
+ EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;\r
+\r
+ Status = gBS->LocateProtocol (&gEfiConsoleControlProtocolGuid, NULL, (VOID**)&ConsoleControl);\r
+ if (EFI_ERROR (Status)) {\r
+ return EFI_UNSUPPORTED;\r
+ }\r
+\r
+ UgaDraw = NULL;\r
+ //\r
+ // Try to open GOP first\r
+ //\r
+ Status = gBS->HandleProtocol (gST->ConsoleOutHandle, &gEfiGraphicsOutputProtocolGuid, (VOID**)&GraphicsOutput);\r
+ if (EFI_ERROR (Status)) {\r
+ GraphicsOutput = NULL;\r
+ //\r
+ // Open GOP failed, try to open UGA\r
+ //\r
+ Status = gBS->HandleProtocol (gST->ConsoleOutHandle, &gEfiUgaDrawProtocolGuid, (VOID**)&UgaDraw);\r
+ if (EFI_ERROR (Status)) {\r
+ return EFI_UNSUPPORTED;\r
+ }\r
+ }\r
+\r
+ Badging = NULL;\r
+ Status = gBS->LocateProtocol (&gEfiOEMBadgingProtocolGuid, NULL, (VOID**)&Badging);\r
+\r
+ ConsoleControl->SetMode (ConsoleControl, EfiConsoleControlScreenGraphics);\r
+\r
+ if (GraphicsOutput != NULL) {\r
+ SizeOfX = GraphicsOutput->Mode->Info->HorizontalResolution;\r
+ SizeOfY = GraphicsOutput->Mode->Info->VerticalResolution;\r
+ } else {\r
+ Status = UgaDraw->GetMode (UgaDraw, &SizeOfX, &SizeOfY, &ColorDepth, &RefreshRate);\r
+ if (EFI_ERROR (Status)) {\r
+ return EFI_UNSUPPORTED;\r
+ }\r
+ }\r
+\r
+ Instance = 0;\r
+ while (1) {\r
+ ImageData = NULL;\r
+ ImageSize = 0;\r
+\r
+ if (Badging != NULL) {\r
+ Status = Badging->GetImage (\r
+ Badging,\r
+ &Instance,\r
+ &Format,\r
+ &ImageData,\r
+ &ImageSize,\r
+ &Attribute,\r
+ &CoordinateX,\r
+ &CoordinateY\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+\r
+ //\r
+ // Currently only support BMP format\r
+ //\r
+ if (Format != EfiBadgingFormatBMP) {\r
+ gBS->FreePool (ImageData);\r
+ continue;\r
+ }\r
+ } else {\r
+ Status = GetGraphicsBitMapFromFVEx (ImageHandle, LogoFile, &ImageData, &ImageSize);\r
+ if (EFI_ERROR (Status)) {\r
+ return EFI_UNSUPPORTED;\r
+ }\r
+\r
+ CoordinateX = 0;\r
+ CoordinateY = 0;\r
+ Attribute = EfiBadgingDisplayAttributeCenter;\r
+ }\r
+\r
+ Blt = NULL;\r
+ Status = ConvertBmpToGopBlt (\r
+ ImageData,\r
+ ImageSize,\r
+ (VOID**)&Blt,\r
+ &BltSize,\r
+ &Height,\r
+ &Width\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ gBS->FreePool (ImageData);\r
+ if (Badging == NULL) {\r
+ return Status;\r
+ } else {\r
+ continue;\r
+ }\r
+ }\r
+\r
+ switch (Attribute) {\r
+ case EfiBadgingDisplayAttributeLeftTop:\r
+ DestX = CoordinateX;\r
+ DestY = CoordinateY;\r
+ break;\r
+\r
+ case EfiBadgingDisplayAttributeCenterTop:\r
+ DestX = (SizeOfX - Width) / 2;\r
+ DestY = CoordinateY;\r
+ break;\r
+\r
+ case EfiBadgingDisplayAttributeRightTop:\r
+ DestX = (SizeOfX - Width - CoordinateX);\r
+ DestY = CoordinateY;;\r
+ break;\r
+\r
+ case EfiBadgingDisplayAttributeCenterRight:\r
+ DestX = (SizeOfX - Width - CoordinateX);\r
+ DestY = (SizeOfY - Height) / 2;\r
+ break;\r
+\r
+ case EfiBadgingDisplayAttributeRightBottom:\r
+ DestX = (SizeOfX - Width - CoordinateX);\r
+ DestY = (SizeOfY - Height - CoordinateY);\r
+ break;\r
+\r
+ case EfiBadgingDisplayAttributeCenterBottom:\r
+ DestX = (SizeOfX - Width) / 2;\r
+ DestY = (SizeOfY - Height - CoordinateY);\r
+ break;\r
+\r
+ case EfiBadgingDisplayAttributeLeftBottom:\r
+ DestX = CoordinateX;\r
+ DestY = (SizeOfY - Height - CoordinateY);\r
+ break;\r
+\r
+ case EfiBadgingDisplayAttributeCenterLeft:\r
+ DestX = CoordinateX;\r
+ DestY = (SizeOfY - Height) / 2;\r
+ break;\r
+\r
+ case EfiBadgingDisplayAttributeCenter:\r
+ DestX = (SizeOfX - Width) / 2;\r
+ DestY = (SizeOfY - Height) / 2;\r
+ break;\r
+\r
+ default:\r
+ DestX = CoordinateX;\r
+ DestY = CoordinateY;\r
+ break;\r
+ }\r
+\r
+ if ((DestX >= 0) && (DestY >= 0)) {\r
+ if (GraphicsOutput != NULL) {\r
+ Status = GraphicsOutput->Blt (\r
+ GraphicsOutput,\r
+ Blt,\r
+ EfiBltBufferToVideo,\r
+ 0,\r
+ 0,\r
+ (UINTN) DestX,\r
+ (UINTN) DestY,\r
+ Width,\r
+ Height,\r
+ Width * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL)\r
+ );\r
+ } else {\r
+ Status = UgaDraw->Blt (\r
+ UgaDraw,\r
+ (EFI_UGA_PIXEL *) Blt,\r
+ EfiUgaBltBufferToVideo,\r
+ 0,\r
+ 0,\r
+ (UINTN) DestX,\r
+ (UINTN) DestY,\r
+ Width,\r
+ Height,\r
+ Width * sizeof (EFI_UGA_PIXEL)\r
+ );\r
+ }\r
+ }\r
+\r
+ gBS->FreePool (ImageData);\r
+ gBS->FreePool (Blt);\r
+\r
+ if (Badging == NULL) {\r
+ break;\r
+ }\r
+ }\r
+\r
+ return Status;\r
+}\r
+\r
+\r
+EFI_STATUS\r
+DisableQuietBoot (\r
+ VOID\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+\r
+ Use Console Control to turn on GOP/UGA based Simple Text Out consoles. The GOP/UGA \r
+ Simple Text Out screens will now be synced up with all non GOP/UGA output devices\r
+\r
+Arguments:\r
+\r
+ NONE\r
+\r
+Returns: \r
+\r
+ EFI_SUCCESS - GOP/UGA devices are back in text mode and synced up.\r
+ EFI_UNSUPPORTED - Logo not found\r
+\r
+--*/\r
+{\r
+ EFI_STATUS Status;\r
+ EFI_CONSOLE_CONTROL_PROTOCOL *ConsoleControl;\r
+\r
+ Status = gBS->LocateProtocol (&gEfiConsoleControlProtocolGuid, NULL, (VOID**)&ConsoleControl);\r
+ if (EFI_ERROR (Status)) {\r
+ return EFI_UNSUPPORTED;\r
+ }\r
+\r
+ return ConsoleControl->SetMode (ConsoleControl, EfiConsoleControlScreenText);\r
+}\r
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